/**
 * #      978
 * 名称   最长湍流子数组
 * 链接   https://leetcode-cn.com/problems/longest-turbulent-subarray
 * 题解   [555](https://leetcode-cn.com/problems/longest-turbulent-subarray/solution)
 * 通过率 47.2%
 * 难道   中等
 */

